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@PenhaTop
March 2022
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Quantas diagonais tem um polígono cuja soma dos angulos internos é igual a 2340º
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poty
Verified answer
Si = (n-2).180º
2340 = 180n - 360
2340+360 = 180n
2700 = 180n ---->
n = 15 lados tem o polígono
D=
n(n-3)
2
D =
15(15-3)
2
D =
15 . 12
=
180
---> D = 90 diagonais
2 2
5 votes
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Verified answer
Si = (n-2).180º2340 = 180n - 360
2340+360 = 180n
2700 = 180n ----> n = 15 lados tem o polígono
D= n(n-3)
2
D = 15(15-3)
2
D = 15 . 12 = 180 ---> D = 90 diagonais
2 2